Tri-valley High School Alumni
Colton, South Dakota (SD)
Mark Koopman
Tri-valley High School
Class of 1988
→ Join 1302 Alumni from Tri-valley High School that have already claimed their alumni profiles.
→ There are 52 classes, starting with the class of 1960 all the way up to class of 2021.
MARK'S PROFILE
| First Name | Mark |
| Last Name | Koopman |
| Graduation Year | Class of 1988 |
| Gender | Male |
| City | N/A |
| State/Province | CO |
| Country | United States |
| Occupation | Assistant Principal/AD |
| Married | Yes |
| Favorite School Memory | Telling Mrs. Schultz the red bandana around her neck looked like a "slow moving vehicle" sign when she was pregnant |
| About Me | Education...I have been in school (taking classes, teaching classes, coaching, or administration) |
Class of 1988 Alumni and Other Nearby Classes
→ Reunite with 10 class of 1988 alumni that have joined.
Lisa Tebbe
Class of 1981
Rob Heinis
Class of 1971
Crystal Klein
Class of 1995
Casy St. Pierre
Class of 1999
Dawn Teller
Class of 1990
Becky Anfinson
Class of 1986
Brian Boytano
Class of 2008
Paul Vriend
Class of 1986
David Foraker
Class of 1969
Patricia Arndt
Class of 1987
Heidi Petersen
Class of 2000
Rechelle Burggraff
Class of 1998
Jennifer Johnson
Class of 1996
Cindy Immeker
Class of 1968
Paul Meyer (siers)
Class of 1986
Jan Siemonsma
Class of 1984
Lanie Duimstra
Class of 1968
Greg Swier
Class of 1982
